/*
 * Copyright (c) 2010, artur
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the author nor the names of any co-contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

/*
 * kiddie-os
 * Created on: 14.04.2010
 *     Author: artur
 *
 */

#ifndef CONSOLE_H_
#define CONSOLE_H_

#include <types.h>

namespace kernel {
/*
 *
 */
class Console {

public:
	typedef enum {
		DEC = 'd',
		HEX = 'x',
		UNS = 'u'
	} fmt;

public:
	Console();
	~Console();
	Console &operator <<(char c);
	Console &operator <<(const char *s);
    Console &operator <<(int d);
    Console &operator <<(uint32_t d);
    Console &operator <<(fmt f);
	void putc(char c);
	void scroll(void);
	void cls(void);
	void itoa(char *buf, int d);

private:

	int base;

	unsigned long uart_base;
	unsigned short uart_flags;

	/* Some screen stuff. */
	/* The number of columns. */
	#define COLUMNS                 80
	/* The number of lines. */
	#define LINES                   25
	/* The attribute of an character. */
	#define ATTRIBUTE               7
	/* The attribute of the cursor. */
	#define CURSOR_ATTRIBUTE        0xf
	#define CURSOR_CHAR				'_'
	/* The video memory address. */
	#define VIDEO                   0xB8000

	/* Variables. */
	/* Save the X position. */
	volatile int xpos;
	/* Save the Y position. */
	volatile int ypos;
	/* Point to the video memory. */
	unsigned char *video;

};

}

#endif /* CONSOLE_H_ */
